Commensurability and arithmetic equivalence for orthogonal hypergeometric monodromy groups
Group Theory
2020-03-31 v1 Number Theory
Abstract
We compute invariants of quadratic forms associated to orthogonal hypergeometric groups of degree five. This allows us to determine some commensurabilities between these groups, as well as to say when some thin groups cannot be conjugate to each other.
Cite
@article{arxiv.1612.04300,
title = {Commensurability and arithmetic equivalence for orthogonal hypergeometric monodromy groups},
author = {Jitendra Bajpai and Sandip Singh and Scott Thomson},
journal= {arXiv preprint arXiv:1612.04300},
year = {2020}
}
Comments
16 pages, 6 tables